/Engine/Source/Editor/DataLayerEditor/Public/DataLayerEditorModule.h
typedef TBaseDelegate_ThreeParams< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FExtender](API\Runtime\Slate\Framework\MultiBox\FExtender) >, const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FUICommandList](API\Runtime\Slate\Framework\Commands\FUICommandList) >, const [TSet](API\Runtime\Core\Containers\TSet)< [TWeakObjectPtr](API\Runtime\Core\UObject\TWeakObjectPtr)< const [UDataLayerInstance](API\Runtime\Engine\WorldPartition\DataLayer\UDataLayerInstance) > > &, const [TSet](API\Runtime\Core\Containers\TSet)< [FDataLayerActor](API\Editor\DataLayerEditor\FDataLayerEditorModule\FDataLayerActor) > & > FDataLayersMenuExtender